﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Data;

namespace Vision.VisionWorkshop.Common
{
	internal class NullBoolConverter : IValueConverter
	{
		public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
		{
			if (parameter != null && parameter.ToString() == "!null")
			{
				return (value != null);
			}
			else
				return (value == null);
		}

		public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
		{
			return value;
		}
	}
}
